4389394472 has 16 divisors (see below), whose sum is σ = 8230818240. Its totient is φ = 2194509616.

The previous prime is 4389394417. The next prime is 4389394481. The reversal of 4389394472 is 2744939834.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165953 + ... + 190575.

It is an arithmetic number, because the mean of its divisors is an integer number (514426140).

Almost surely, 2^4389394472 is an apocalyptic number.

It is an amenable number.

4389394472 is a deficient number, since it is larger than the sum of its proper divisors (3841423768).

4389394472 is a wasteful number, since it uses less digits than its factorization.

4389394472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46912 (or 46908 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 53.

The square root of 4389394472 is about 66252.5054016827. The cubic root of 4389394472 is about 1637.3249161288.

The spelling of 4389394472 in words is "four billion, three hundred eighty-nine million, three hundred ninety-four thousand, four hundred seventy-two".